They regularly did 6 and 11 common carrier bands. I don't remember what 4GHz was paired with, possibly 8GHz.

On 1/28/2016 8:26 AM, Chuck McCown wrote:
They made some crazy circular feeds for those horns. You could put a very wide range of frequencies through them and with the correct feed, you can have many radios and many different bands on all at the same time.
*From:* Erich Kaiser <mailto:[email protected]>
*Sent:* Wednesday, January 27, 2016 6:26 PM
*To:* [email protected] <mailto:[email protected]>
*Subject:* Re: [AFMUG] AT&T Long Lines
More info on the Horns
http://www.telephonecollectors.info/index.php/wiring-diagrams/doc_view/8708-402-421-100-i3
Erich Kaiser
North Central Tower
[email protected] <mailto:[email protected]>
Office: 630-621-4804
Cell: 630-777-9291

On Wed, Jan 27, 2016 at 7:24 PM, Erich Kaiser <[email protected] <mailto:[email protected]>> wrote:

    We deployed 6ghz microwave utilizing the horn antennas, they
    require maintenance but, work really well...That was the network I
    sold to JAB/T6.  They have no idea how that stuff works or any
    care to learn...
    
https://www.google.com/search?q=KS-15676+microwave&rlz=1C2GGGE___US556US556&biw=1920&bih=911&source=lnms&tbm=isch&sa=X&ved=0ahUKEwiJp9vxq8vKAhUmvIMKHSrKBMIQ_AUICSgE&dpr=1#imgrc=8xtXypST-6HK4M%3A
    I still have waveguide parts(Keeping) and circular waveguide(Which
    is going to the scrap yard)
    Awesome stuff... Still CatA for 6ghz.
    Erich Kaiser
    North Central Tower
    [email protected] <mailto:[email protected]>
    Office: 630-621-4804 <tel:630-621-4804>
    Cell: 630-777-9291 <tel:630-777-9291>
    On Wed, Jan 27, 2016 at 5:58 PM, Sean Heskett <[email protected]
    <mailto:[email protected]>> wrote:

        there is a "Long Lines" coffee table book.
        For all of you that would like to geek out on some antenna
        porn ;-)
        http://spencerjharding.com/project/the-long-lines/
        http://spencerjharding.com/books/the-long-lines/
        -sean
        On Tue, Jan 26, 2016 at 11:31 PM, Eric Kuhnke
        <[email protected] <mailto:[email protected]>> wrote:

            There are some amazing Long Lines sites in WA and ID that
            serve almost no useful purpose, now that all long distance
            traffic moves via fiber...  The ones closer to major metro
            areas have more tenants and more value to their new owners.

            The Long Lines sites that were built solely as a means to
            get a PTP relay over a major mountain range are amazing.
            Built with massive diesel tanks and ventilation intakes
            18' off the ground due to snow pack. These ones have the
            original horn antennas and not much else, maybe some
            VHF/UHF omni radio repeaters for forestry/national parks.

            Bethel Ridge WA, about 1820 meters elevation
            https://www.google.com/maps?ll=46.71724,-121.10068&z=14&t=h

            Goldendale WA
            https://www.google.com/maps?ll=45.99800,-120.69536&z=14&t=h

            Leadore ID, one of the highest I can find, it's at 2750m
            elevation
            https://www.google.com/maps?ll=45.99800,-120.69536&z=14&t=h


            Bring a snow-cat in winter....
            On Tue, Jan 26, 2016 at 6:05 PM, Mike Hammett
            <[email protected] <mailto:[email protected]>> wrote:

                I have a bunch I took of a Long Lines concrete tower
                in Springfield, OH that was being torn down on my FB
                somewhere.

                Then there's long-lines.net <http://long-lines.net>



                -----
                Mike Hammett
                Intelligent Computing Solutions
                http://www.ics-il.com

                
------------------------------------------------------------------------
                *From: *"Mike Hammett" <[email protected]
                <mailto:[email protected]>>
                *To: *[email protected] <mailto:[email protected]>
                *Sent: *Tuesday, January 26, 2016 7:56:50 PM
                *Subject: *Re: [AFMUG] AT&T Long Lines

                I didn't get enough pics on this site:
                
https://www.dropbox.com/sh/cfk3jvi6u5jaq1x/AACv12KJ32ZrUbw5mwSuAVuxa?dl=0
                Lots of awesome stuff here.



                -----
                Mike Hammett
                Intelligent Computing Solutions
                http://www.ics-il.com

                
------------------------------------------------------------------------
                *From: *"Josh Reynolds" <[email protected]
                <mailto:[email protected]>>
                *To: *[email protected] <mailto:[email protected]>
                *Sent: *Tuesday, January 26, 2016 7:41:12 PM
                *Subject: *Re: [AFMUG] AT&T Long Lines

                Some of the old AT&T sites are cool. Hardened bunkers
                with walls many feet thick.

                On Jan 26, 2016 7:36 PM, "Ken Hohhof" <[email protected]
                <mailto:[email protected]>> wrote:

                    Yeah, you wouldn’t want information like this
                    getting out:
                    
http://wikimapia.org/10668587/AT-T-Norway-IL-Class-1-Switching-Center
                    Not a big secret, since it’s a very distinctive
                    looking tower visible from 10-20 miles away due to
                    the high ground it sits on.  It was also one of
                    the ground sites for the Air Force 1 secure
                    communications network, I don’t know if that’s
                    still operational, I think maybe it is.
                    Last I heard DeKalb, IL is still an active fiber
                    POP.  Tower is not used, but they won’t least
                    space or sell it.  It’s right in town and not a
                    very well kept secret.
                    *From:* George Skorup <mailto:[email protected]>
                    *Sent:* Tuesday, January 26, 2016 7:20 PM
                    *To:* [email protected] <mailto:[email protected]>
                    *Subject:* Re: [AFMUG] AT&T Long Lines
                    But AT&T is the devil, so again, just sayin.

                    On 1/26/2016 7:16 PM, Jaime Solorza wrote:

                        Ha...as if we are afraid of AT&T....I know
                        most on this list have ripped tags off  sofas
                        and mattresses. So there

                        On Jan 26, 2016 6:09 PM, "George Skorup"
                        <[email protected] <mailto:[email protected]>>
                        wrote:

                            AT&T doesn't like it when you list active
                            sites. Just sayin.

                            On 1/26/2016 11:33 AM, Eric Kuhnke wrote:

                                It has tons in the midwest, I think I
                                unchecked several sections before I
                                saved the KML. I was looking only at
                                the Pacific Northwest. Open the
                                drop-down arrow that is the main
                                category and re-check the other 4 or 5
                                categories.
                                On Tue, Jan 26, 2016 at 8:13 AM, Keefe
                                John <[email protected]
                                <mailto:[email protected]>> wrote:

                                    Nothing in the midwest either.


                                    On 1/26/2016 9:51 AM, Jerry Head
                                    wrote:

                                        Same here for Alabama.

                                        On 1/26/2016 9:24 AM, Chuck
                                        Hogg wrote:

                                            It doesn't have most of
                                            the Kentucky ones.
                                            Interesting...I can name a
                                            bunch more...
                                            Regards,
                                            Chuck
                                            On Mon, Jan 25, 2016 at
                                            11:50 PM, Eric Kuhnke
                                            <[email protected]
                                            <mailto:[email protected]>>
                                            wrote:

                                                Looks like the list
                                                may be removing
                                                attachments... Here's
                                                the file:

                                                
http://tengigabit.ca/~eric/ATT_longlines_USA.kmz
                                                
<http://tengigabit.ca/%7Eeric/ATT_longlines_USA.kmz>
                                                On Mon, Jan 25, 2016
                                                at 6:22 PM, Gerard
                                                Dupont III
                                                <[email protected]
                                                <mailto:[email protected]>>
                                                wrote:

                                                    Did the list scrub
                                                    the attachment?
                                                    Link maybe?
                                                    Thanks,
                                                    Gerard
                                                    On Mon, Jan 25,
                                                    2016 at 7:52 PM,
                                                    Eric Kuhnke
                                                    <[email protected]
                                                    
<mailto:[email protected]>>
                                                    wrote:

                                                        I recently
                                                        came across
                                                        this KML file
                                                        online. It's
                                                        KML/KMZ format
                                                        for Google Earth.

                                                        I thought I
                                                        knew where all
                                                        the notable
                                                        towers in WA
                                                        state were,
                                                        but turns out
                                                        I was missing
                                                        a few on my
                                                        previously
                                                        self-made AT&T
                                                        Long Lines
                                                        map. Kudos to
                                                        whoever put
                                                        this together.







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